Finding the Fourth Proportional to 67,120,873.74, 100,505,872.81 and 63,029,691.46
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Solution
The fourth proportional to 67,120,873.74, 100,505,872.81 and 63,029,691.46 is: 94,379,792.74
Step by Step Solution
- Step 1: Write the proportion equation
67,120,873.74 : 100,505,872.81 = 63,029,691.46 : x - Step 2: Convert to fraction form
67,120,873.74/100,505,872.81 = 63,029,691.46/x - Step 3: Cross multiply
67,120,873.74x = 100,505,872.81 × 63,029,691.46 - Step 4: Simplify right side
67,120,873.74x = 6,334,854,152,716,427 - Step 5: Solve for x
x = 6,334,854,152,716,427/67,120,873.74 - Step 6: Final answer
x = 94,379,792.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.